package com.zzyl.nursing.service.impl;

import java.util.Arrays;
import java.util.List;

import com.alibaba.fastjson2.JSON;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.zzyl.common.constant.CacheConstants;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.nursing.vo.NursingLevelVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.mapper.NursingLevelMapper;
import com.zzyl.nursing.domain.NursingLevel;
import com.zzyl.nursing.service.INursingLevelService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

import static com.zzyl.common.constant.CacheConstants.NURSING_LEVEL_ALL_KEY;

/**
 * 护理等级Service业务层处理
 * 
 * @author alexis
 * @date 2024-12-30
 */
@Service
public class NursingLevelServiceImpl extends ServiceImpl<NursingLevelMapper, NursingLevel> implements INursingLevelService
{
    @Autowired
    private NursingLevelMapper nursingLevelMapper;
    @Autowired
    private RedisTemplate<String, String> redisTemplate;

    /**
     * 查询护理等级
     * 
     * @param id 护理等级主键
     * @return 护理等级
     */
    @Override
    public NursingLevel selectNursingLevelById(Long id)
    {
        return nursingLevelMapper.selectById(id);
    }

    /**
     * 查询护理等级列表
     * 
     * @param nursingLevel 护理等级
     * @return 护理等级
     */
    @Override
    public List<NursingLevel> selectNursingLevelList(NursingLevel nursingLevel)
    {
        return nursingLevelMapper.selectNursingLevelList(nursingLevel);
    }

    /**
     * 新增护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int insertNursingLevel(NursingLevel nursingLevel)
    {
        int insert = nursingLevelMapper.insert(nursingLevel);
        //删除缓存
        redisTemplate.delete(CacheConstants.NURSING_LEVEL_ALL_KEY);
        return insert;
    }

    /**
     * 修改护理等级
     * 
     * @param nursingLevel 护理等级
     * @return 结果
     */
    @Override
    public int updateNursingLevel(NursingLevel nursingLevel)
    {
        int updateById = nursingLevelMapper.updateById(nursingLevel);
        //删除缓存
        redisTemplate.delete(CacheConstants.NURSING_LEVEL_ALL_KEY);
        return updateById;
    }

    /**
     * 批量删除护理等级
     * 
     * @param ids 需要删除的护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelByIds(Long[] ids)
    {
        int deleteBatchIds = nursingLevelMapper.deleteBatchIds(Arrays.asList(ids));
        //删除缓存
        redisTemplate.delete(CacheConstants.NURSING_LEVEL_ALL_KEY);
        return deleteBatchIds;
    }

    /**
     * 删除护理等级信息
     * 
     * @param id 护理等级主键
     * @return 结果
     */
    @Override
    public int deleteNursingLevelById(Long id)
    {
        int deleteById = nursingLevelMapper.deleteById(id);
        //删除缓存
        redisTemplate.delete(CacheConstants.NURSING_LEVEL_ALL_KEY);
        return deleteById;
    }

    /**
     * 查询护理等级Vo列表
     *
     * @param nursingLevel 条件
     * @return 结果
     */
    @Override
    public List<NursingLevelVo> selectNursingLevelVoList(NursingLevel nursingLevel) {
        return nursingLevelMapper.selectNursingLevelVoList(nursingLevel);
    }

    /**
     * 查询状态为1的护理等级列表
     *
     * @return 结果
     */
    @Override
    public List<NursingLevel> getNursingLevel() {

        //先查询redis缓存中的所有护理等级
        String result = redisTemplate.opsForValue().get(CacheConstants.NURSING_LEVEL_ALL_KEY);
        //如果查到了  将json字符串转成集合再返回  redis缓存中默认存储的是json字符串
        if(StringUtils.isNotEmpty(result)){
            return JSON.parseArray(result,NursingLevel.class);
        }
        //如果查不到  查询数据库
        LambdaQueryWrapper<NursingLevel> wrapper=new LambdaQueryWrapper<>();
        wrapper.eq(NursingLevel::getStatus,1);
        List<NursingLevel> list = list(wrapper);
        //将数据库查询到的结果写入redis缓存中 需要将list集合转换成json字符串
        redisTemplate.opsForValue().set(CacheConstants.NURSING_LEVEL_ALL_KEY,JSON.toJSONString(list));

        //返回结果
        return list;
    }
}
